/Engine/Plugins/Runtime/MassGameplay/Source/MassRepresentation/Public/MassRepresentationSubsystem.h
Release an actor or cancel its spawning if it is matching the TemplateActorIndex
True if actor was released or spawning request was canceled
bool ReleaseTemplateActorOrCancelSpawning ( const [FMassEntityHandle](API\Plugins\MassEntity\FMassEntityHandle) MassAgent, const int16 TemplateActorIndex, [AActor](API\Runtime\Engine\GameFramework\AActor) * ActorToRelease, [FMassActorSpawnRequestHandle](API\Plugins\MassActors\FMassActorSpawnRequestHandle) & SpawnRequestHandle )